From 976f90b793f27e4b38297753583c9f3cd24cd7cd Mon Sep 17 00:00:00 2001 From: ene Date: Tue, 21 Feb 2023 11:23:30 +0100 Subject: Feat(hosts): Add lahmu, a vm host --- hosts/lahmu/hardware/cpu.nix | 4 ++++ hosts/lahmu/hardware/default.nix | 29 +++++++++++++++++++++++++++++ hosts/lahmu/hardware/gpu.nix | 15 +++++++++++++++ 3 files changed, 48 insertions(+) create mode 100644 hosts/lahmu/hardware/cpu.nix create mode 100644 hosts/lahmu/hardware/default.nix create mode 100644 hosts/lahmu/hardware/gpu.nix (limited to 'hosts/lahmu/hardware') diff --git a/hosts/lahmu/hardware/cpu.nix b/hosts/lahmu/hardware/cpu.nix new file mode 100644 index 00000000..2d7232cd --- /dev/null +++ b/hosts/lahmu/hardware/cpu.nix @@ -0,0 +1,4 @@ +{config, ...}: { + powerManagement.cpuFreqGovernor = "powersave"; + hardware.cpu.amd.updateMicrocode = true; # Why not? +} diff --git a/hosts/lahmu/hardware/default.nix b/hosts/lahmu/hardware/default.nix new file mode 100644 index 00000000..217a179d --- /dev/null +++ b/hosts/lahmu/hardware/default.nix @@ -0,0 +1,29 @@ +{ + config, + lib, + pkgs, + modulesPath, + ... +}: { + imports = [ + (modulesPath + "/installer/scan/not-detected.nix") # TODO is this necessary? + (modulesPath + "/profiles/qemu-guest.nix") + ./cpu.nix + ./gpu.nix + ]; + + nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux"; + + system.fileSystemLayouts = { + enable = true; + mainDisk = "/dev/disk/by-uuid/dfc66aa1-1530-4fbe-bc4f-205c6dc86ed9"; + efiDisk = "/dev/disk/by-uuid/A1D1-D13F"; + }; + + boot = { + kernelModules = ["kvm-amd"]; + + # TODO check this: + initrd.availableKernelModules = ["xhci_pci" "nvme" "rtsx_pci_sdmmc"]; + }; +} diff --git a/hosts/lahmu/hardware/gpu.nix b/hosts/lahmu/hardware/gpu.nix new file mode 100644 index 00000000..c3df51ae --- /dev/null +++ b/hosts/lahmu/hardware/gpu.nix @@ -0,0 +1,15 @@ +{ + config, + pkgs, + lib, + ... +}: { + hardware.opengl.extraPackages = with pkgs; [ + rocm-opencl-icd # open-cl + amdvlk # or directly through mesa + amd-media-driver # libva + ]; + + # Force radv, TODO is this logical? + environment.variables.AMD_VULKAN_ICD = "RADV"; +} -- cgit 1.4.1